define(function(require,exports,module){
    // cmd暴露 exports module.exports
    // 引入：require
    let test = require('./demo2');
    console.log(test);
    let name = 'yangyang';
    function jumpYangyang(){
        console.log('洋洋昨晚睡得好吗？')
    }
   /*  module.exports = {
        name,
        jumpYangyang
    } */
    exports.name = name;
});